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Finding the Fourth Proportional to 437,610.70, 603,901.83 and 236,406.70

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Solution

The fourth proportional to 437,610.70, 603,901.83 and 236,406.70 is: 326,240.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,610.70 : 603,901.83 = 236,406.70 : x
  2. Step 2: Convert to fraction form
    437,610.70/603,901.83 = 236,406.70/x
  3. Step 3: Cross multiply
    437,610.70x = 603,901.83 × 236,406.70
  4. Step 4: Simplify right side
    437,610.70x = 142,766,438,754.26
  5. Step 5: Solve for x
    x = 142,766,438,754.26/437,610.70
  6. Step 6: Final answer
    x = 326,240.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.